= 350 —

COUNTING RECORD

yy . Name of counter __ ce _ Filter no.

“Pate counted | 2s Slide onc.

Date mounted

fidiiea 22. 2 oa CALCULATION :

: - Goi... filtergaten % - now of fibres | fibres/ml. field area X no. of fields < sample volume

Counts Comments

No. of fields counted

Total fibers counted

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